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Where to install carbon monoxide alarms – and why most of us are getting it wrongA carbon monoxide alarm is a crucial safety feature of any home, to audibly alert you of otherwise ... correct at the time of publication. Battery back-up This detector has a battery backup ...
Hard-wired alarms, though, are required to have battery backup so they still work ... Similar to our First Alert combination smoke and carbon monoxide alarm mentioned earlier, this is a Precision ...
CR's testers say these models from First Alert and Kidde are great at protecting you and your loved ones from harmCR's ...
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